3aestheticvibes3 3aestheticvibes3

08-05-2019
Mathematics

contestada

Please help me out
Which of these inequalities are equivalent to r > -11? Check all that apply.
-r < 11
3r < -33
3r > -33
-3r < 33
-3r > 33

Respuesta :

14-05-2019

Step-by-step explanation:

[tex]r>-11\qquad\text{change the signs}\\\\\boxed{-r<11}\qquad\text{multiply both sides by 3}\\\\\boxed{-3r<33}\\\\r>-11\qquad\text{multiply both sides by 3}\\\\\boxed{3r>-33}[/tex]

Answer Link

sydneywilburn sydneywilburn

05-06-2020

Answer:

A

C

D

Step-by-step explanation:

Answer Link

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